.point {
    display: inline-block;
    background: #ccc;
    position: absolute;
    width: 8px;
    height: 8px;
    /*border-radius: 100%;*/
}

.left-top {
    left: -4px;
    top: -4px;
    cursor: nw-resize;
}

.left-mid {
    left: -4px;
    top: 50%;
    margin-top: -4px;
    cursor: w-resize;
}

.left-bom {
    bottom: -4px;
    left: -4px;
    cursor: sw-resize;
}

.cent-bom {
    bottom: -5px;
    left: 50%;
    margin-left: -5px;
    cursor: s-resize;
}

.rigt-bom {
    right: -5px;
    bottom: -5px;
    cursor: se-resize;
}

.rigt-mid {
    right: -5px;
    top: 50%;
    margin-top: -5px;
    cursor: e-resize;
}

.rigt-top {
    right: -5px;
    top: -5px;
    cursor: ne-resize;
}

.cent-top {
    left: 50%;
    margin-left: -5px;
    top: -5px;
    cursor: n-resize;
}

